Answer:
vaccines use the killed version of the germ that causes a disease.
Explanation:
Inactivated vaccines usually don't provide immunity (protection) that's as strong as live vaccines. So you may need several doses over time (booster shots) in order to get ongoing immunity against diseases
Mature human sperm and ova are
similar in that they both have the same number of chromosomes. The human sperm
and ova are the reproductive cell in male and female respectively. The sperm
cells are motile while the ova are not. A mature human sperm and ova both contain 23
pairs of chromosomes.
Answer:
A drop of water may spend over 3,000 years in the ocean before evaporating into the air, while a drop of water spends an average of just nine days in the atmosphere before falling back to Earth.
Explanation: hope this helps
Its polarity will allow it to dissolve other polar solvents, which could be considered forming solutions
